Officially unveiled this week at the Shanghai Auto Show, the updated Mercedes S Class sedan is fresh. It got a full interior redesign similar to new E-Class models that features two widescreen displays & massaging seats. The exterior got a new grill and rear fascia & bumper as well as new LED taillights. Push-button cylinder deactivation improves fuel economy and the new autonomous driving mode is more accurate & reliable than ever. The new Mercedes-Benz S-Class is expected to arrive in the United States this fall.